18486531351

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{15299}}^1$

素因数の和:15468

約数の個数: 48

約数和(自身を含む): 28412467200

約数和(自身を除く): 9925935849

約数列:

[1, 3, 9, 31, 61, 71, 93, 183, 213, 279, 549, 639, 1891, 2201, 4331, 5673, 6603, 12993, 15299, 17019, 19809, 38979, 45897, 134261, 137691, 402783, 474269, 933239, 1086229, 1208349, 1422807, 2799717, 3258687, 4268421, 8399151, 9776061, 28930409, 33673099, 66259969, 86791227, 101019297, 198779907, 260373681, 303057891, 596339721, 2054059039, 6162177117, 18486531351]

約数ペア:

[(1, 18486531351), (3, 6162177117), (9, 2054059039), (31, 596339721), (61, 303057891), (71, 260373681), (93, 198779907), (183, 101019297), (213, 86791227), (279, 66259969), (549, 33673099), (639, 28930409), (1891, 9776061), (2201, 8399151), (4331, 4268421), (5673, 3258687), (6603, 2799717), (12993, 1422807), (15299, 1208349), (17019, 1086229), (19809, 933239), (38979, 474269), (45897, 402783), (134261, 137691)]